Answer:
The answer is D
Step-by-step explanation:
All you have to do is distribute. 
x^2(5x-4)+4(5x-4) =
5x^3-4x^2+20x-16
 
        
             
        
        
        
Answer:
y = 2x - 3 
Step-by-step explanation:
Since the line is going 2 down and 1 left. The slope is 2. 
The line crosses the y-intercept at -3. 
y = 2x - 3 
 
        
                    
             
        
        
        
Answer:
Selling price= $580
Step-by-step explanation:
eGiving the following information: 
Buying price= $400
Mark-up percentage= 45% = 0.45
<u>The manager applies a mark-up equivalent to 45% of the buying price. First, we need to determine how much is 45% of the cost.</u>
Mark-up= buying price* Mark-up percentage
Mark-up= 400*0.45
Mark-up= $180
<u>Now, the selling price:</u>
Selling price= 400 + 180
Selling price= $580
 
        
             
        
        
        
Answer:
This polynomial cannot be factored because it is prime. Hope this helps. :)
Step-by-step explanation:
hope this helps :)
 
        
             
        
        
        
Answer:
I think it's 9:50
Step-by-step explanation: